[GIT PULL] fscache: Fixes, traces and development

Hi Linus, Here are some patches that fix some of AFS's usage of fscache, two of which conflict with later patches in this series, so I've included them here: (1) Need to invalidate the cache if a foreign data change is detected on the server. (2) Move the vnode ID uniquifier (equivalent

[GIT PULL] fscache: Fixes, traces and development

Hi Linus, Here are some patches that fix some of AFS's usage of fscache, two of which conflict with later patches in this series, so I've included them here: (1) Need to invalidate the cache if a foreign data change is detected on the server. (2) Move the vnode ID uniquifier (equivalent